一句话一个克林斯字典基本单词C

11、call out            
            If you call someone out, you order or request that they come to help, especially in an emergency.
    

12、call up            
        If you call someone up, you telephone them. (mainly AM)
      

13、calm        
        calm  calmer  calmest 
    A calm person does not show or feel any worry, anger, or excitement.
    

14、calm down            

    If you calm down, or if someone calms you down, you become less angry, upset, or excited.
       Calm down for a minute and listen to me.
    

15、camera        
      A camera is a piece of equipment that is used for taking photographs, making films, or producing television pictures.
   

16、cameraman        
            A cameraman is a person who operates a camera for television or film making.
   

17、camp        
      A camp is a collection of huts and other buildings that is provided for a particular group of people, such as refugees, prisoners, or soldiers, as a place to live or stay.
      

18、camp out            
            If you say that people camp out somewhere in the open air, you are emphasizing that they stay there for a long time, because they are waiting for something to happen.
      

19、campaign        
      A campaign is a planned set of activities that people carry out over a period of time in order to achieve something such as social or political change.
   

20、can 1  modal uses        
       Can is a modal verb. It is used with the base form of a verb. The form cannot is used in negative statements. The usual spoken form of cannot is can't, pronounced
 
    You use can when you are mentioning a quality or fact about something which people may make use of if they want to.